CN208388224U - A kind of chair frame of folding seat - Google Patents
A kind of chair frame of folding seat Download PDFInfo
- Publication number
- CN208388224U CN208388224U CN201720779751.7U CN201720779751U CN208388224U CN 208388224 U CN208388224 U CN 208388224U CN 201720779751 U CN201720779751 U CN 201720779751U CN 208388224 U CN208388224 U CN 208388224U
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- China
- Prior art keywords
- support rod
- connector
- support rods
- hinged
- chair frame
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Abstract
The utility model discloses a kind of chair frame of folding seat, including the chair frame being linked together and the seat being mounted in chair frame, handrail, chair frame includes a pair of of front support rod, a pair of of back support rod, a pair of symmetrically arranged backrest support rods and a pair of symmetrically arranged side connecting rod, the utility model fold and expansion it is easy to operate, structure is simple and has a variety of use states.
Description
Technical field
The utility model relates to outdoor gear field more particularly to a kind of chair frames for storing convenient folding seat.
Background technique
Chair is required daily necessity in daily life, and folding seat is also extensive as a kind of convenient and practical furniture
Be applied in daily study and life, the characteristics of folding seat is that volume after folding is smaller, do not take up space, be readily transported,
And it then can normally be used after opening.
Existing folding seat, has the following problems: one, structure is complicated in the deployed state for folding seat locking, folds effect
Rate is low, complicated for operation；Two, the only single use state after folding seat expansion, be used for seat or chaise longue that can only be single make
With, and it is used as the folding seat of chaise longue, biggish volume is still generally accounted under folded state, is not easy to carry.
Utility model content
To solve the above-mentioned problems, the purpose of this utility model is to provide easy to operate, the knots of a kind of folding and expansion
Structure is simple and has the folding seat of a variety of use states.
In order to achieve the above purpose, the utility model uses technical solution below:
A kind of chair frame of folding seat, comprising:
A pair of of front support rod (10), arranged in a crossed manner between two front support rods and hinged by pin shaft, two front support rods
Bottom be respectively hinged on the first connector (16), two sides bending to the left and right is pacified in handrail respectively on the top of two front support rods
Dress portion, the top of front support rod are hinged on the second connector (17)；
Two side support rods difference of two pairs of symmetrically arranged side support rods (11), every centering is arranged in a crossed manner, and two
The lower end of side strut is respectively hinged on the first connector (16), and the upper end of one of side support rod is hinged to forward
On two connectors (17), the upper end of another side support rod is hingedly connected to backward on third connector (18)；
A pair of of back support rod (12), arranged in a crossed manner between two back support rods and hinged by pin shaft, two back support rods
Lower end be respectively hinged on the second connector (17), the upper end of two back support rods is respectively hinged to third connector (18)
On；
Wherein, the adjacent front support rod in lower end (10) and side connecting rod (11) are connected to same first connector (16)
On, the adjacent side support rod (11) in lower end and back support rod (12) are connected on same first connector (16), upper end phase
Adjacent front support rod (10) and side support rod (11) is connected on same second connector (17), the adjacent side branch in upper end
Strut (11) and back support rod (12) are connected on the same third connector (18)；
A pair of symmetrically arranged backrest support rods (13), backrest support rods are socketed on third connector (18), and third connects
Fitting (18) limits backrest support rods (13) can be mobile toward front-rear direction in a certain range, and cannot transport in the lateral direction
Dynamic, the lower end of backrest support rods is hinged on sliding sleeve A(131) on, sliding sleeve A is slidably connected at the lower end side adjacent with back support rod
On support rod (11), the sliding scale of sliding sleeve A be limited in the hinge joint (111) of a pair of of side support rod to side support rod with
Between the first connector (16) of back support rod connection,
A pair of symmetrically arranged side connecting rod (14), the upper end of side connecting rod is hinged on the top side adjacent with front support rod
On square support rod (11), the lower end of side connecting rod is hinged on sliding sleeve B(141) on, sliding sleeve B is slidably connected at lower end and front support rod
On adjacent side support rod (11), the sliding scale of sliding sleeve B is limited in the hinge joint of a pair of of side support rod to side branch
Between the first connector (16) that strut is connect with front support rod.The structure of the chair frame of the folding seat of above structure, chair frame is simple,
Stability is good, folds and settles at one go after the expansion of chair frame, easy to operate, chair frame is folded small in size, easy to carry.
Preferably, have arc gap groove open at one end (171) on the second connector (17), under chair frame unfolded state,
Front support rod is located in arc gap groove, and front support rod is resisted against the end of arc gap groove.Before being mounted on due to handrail front end
On support rod, the second connector provides support to front support rod, can enhance the stability of chair frame entirety.
Preferably, the bottom surface of the first connector (16) is equipped with the anti-skid chequer for increasing friction.Enhance chair frame and ground
The frictional force of part improves safety when chair uses.
Preferably, all support rods for constituting chair frame are hollow steel pipe.Be conducive to guaranteeing the same of chair frame integral strength
When mitigate chair frame overall weight, it is easy to carry.
Preferably, amplitude is unfolded between the junction of two front support rods (10) is equipped with and is used to limit two front support rods
Locating part (15), set on locating part there are two the circle rectangular through-hole (151) for being staggered front to back setting, two front support rods are inserted respectively
Enter in one of circle rectangular through-hole.The expansion amplitude between front support rod is limited by setting locating part, is conducive to improve chair frame
Stability.
The structure of the chair frame of the folding seat of above structure, chair frame is simple, and stability is good, and a step is folded after the expansion of chair frame and is arrived
Position, easy to operate, chair frame is folded small in size, easy to carry.
Detailed description of the invention
Fig. 1 is that the utility model is in the structural schematic diagram under unfolded state (thigh support frame is not installed).
Fig. 2 is the sweptback structural schematic diagram of back bracket in the utility model (thigh support frame is not installed).
Fig. 3 is the structural schematic diagram of the first connector in the utility model.
Fig. 4 is the structural schematic diagram of the second connector in the utility model.
Fig. 5 is the structural schematic diagram (structure of each connector and sliding block when chair is used as chaise longue in the utility model
Only simple signal).
Fig. 6 is the bottom view of handrail in the utility model.
Fig. 7 is the structural schematic diagram for the 4th connector being connected on thigh support frame.
Specific embodiment
The preferred embodiment of this patent is described in further detail with reference to the accompanying drawing.
As Figure 1-Figure 5, a kind of folding seat, including the chair frame being linked together, the seat, the handrail that are mounted in chair frame,
And it is removably mounted at the thigh support frame on front side of chair frame.
Shown in as shown in Figure 1, Figure 3 and Figure 4, chair frame includes: 10, two pairs of side support rods 11 of a pair of of front support rod, it is a pair of after prop up
Strut 12, a pair of of backrest support rods 13 and a pair of of side support rod 14.In order to mitigate the weight of chair frame and guarantee enough supports
Intensity, all support rods for constituting chair frame are hollow steel pipe.
A pair of of front support rod 10, it is arranged in a crossed manner between two front support rods and hinged by pin shaft, in two front support rods
Junction be equipped with the locating part 15 for limit expansion amplitude between two front support rods, in the present embodiment, set on locating part 15
There are two the circle rectangular through-hole 151 for being staggered front to back setting, two front support rods 10 are inserted in one of round rectangular through-hole 151 respectively
In, the expansion amplitude of the length limitation front support rod 10 by the way that circle rectangular through-hole 151 is arranged, in order to reduce the shaking of chair frame, institute
State the width of round rectangular through-hole 151 and the diameter matches of front support rod 10.The bottom of two front support rods 10 is respectively hinged at
On a connection piece 16, two sides bending to the left and right is in handrail installation portion, the top of front support rod respectively on the top of two front support rods
It is hinged on the second connector 17.
Two pairs of symmetrically arranged side support rods 11, two side support rods 11 of every centering distinguish it is arranged in a crossed manner, two
The lower end of side strut 11 is respectively hinged on the first connector 16, and the upper end of one of side support rod 11 is hinged to forward
On second connector 17, the upper end of another side support rod 11 is hingedly connected on third connector 18 backward.
A pair of of back support rod 12, arranged in a crossed manner between two back support rods 12 and hinged by pin shaft, two back support rods
12 lower end is respectively hinged on the first connector 16, and the upper end of two back support rods 12 is respectively hinged to third connector 18
On.
Wherein, the adjacent front support rod 10 in lower end and side support rod 11 are connected on same first connector 16, under
Adjacent side support rod 11 and back support rod 12 is held to be connected on same first connector 11, the adjacent front support rod in upper end
10 and side support rod 11 be connected on same second connector 17, upper end adjacent side support rod 11 and back support rod 12
It is connected on the same third connector 18.
A pair of symmetrically arranged backrest support rods 13, backrest support rods 13 are socketed on third connector 18, third connection
Part is equipped with circle rectangular through-hole 181, and backrest support rods 13 are inserted in the circle rectangular through-hole 181, and circle rectangular through-hole 181 limits backrest
Support rod 13 can be mobile toward front-rear direction in a certain range, and cannot move in the lateral direction.Under backrest support rods 13
End is hinged on sliding sleeve A131, and sliding sleeve A131 is slidably connected on the side support rod 11 adjacent with back support rod 12 of lower end, sliding
Set A131 can be slided up and down along side support rod 11, and the sliding scale of sliding sleeve A is limited in the hinge of a pair of of side support rod
Between the first connector 16 that contact 111 is connected to side support rod and back support rod.Sliding up and down for sliding sleeve A drives backrest branch
Strut 13 carries out reclining adjusting, and can be positioned on the upper and lower ends in sliding sleeve A sliding scale, the reclining adjustment structure letter of chaise longue
It is single.
A pair of symmetrically arranged side connecting rod 14, it is adjacent with front support rod 10 that the upper end of side connecting rod 14 is hinged on upper end
On side support rod 11, the lower end of side connecting rod 14 is hinged on sliding sleeve B141, and sliding sleeve B141 is slidably connected at lower end and preceding branch
On the adjacent side support rod 11 of strut 10, sliding sleeve B141 can be slided up and down along side support rod 11, the sliding model of sliding sleeve B141
It encloses and is limited in the first connector that the hinge joint 111 of a pair of of side support rod is connect to side support rod 11 with front support rod 10
Between 16.Side support rod 11 is set to maintain unfolded state, and the side connecting rod 14 when chair frame is shunk by side connecting rod 14
It can be with 11 synchronous of side support rod.
The structure of the second connector is as shown in figure 4, there is arc open at one end to lack in the present embodiment on the second connector 17
Slot 171, under chair frame unfolded state, front support rod 10 is located in arc gap groove 171, and front support rod 10 is resisted against arc and lacks
The end of slot 171.Since the front end of handrail is connected to the upper end of front support rod, the second connector presses above-mentioned setting, before being
Support rod provides certain support, and enhances the intensity of chair frame on the whole.
The structure of the first connector 16 in the present embodiment is as shown in figure 3, the first connector is equipped with connecting plate 161 and connects
Spindle seat 162.The bottom surface 163 of first connector and the contact surface on ground are larger, and are equipped in its bottom surface for increasing friction
Anti-skid chequer.
Seat 2 and handrail 3 are all made of the stronger cloth of toughness and are made.Seat includes 21 two parts of seat 20 and the chair back, chair
The left and right end of the front and rear sides of seat 20 is respectively equipped with connecting hole 201, and front support rod 10 is worn from the supported hole 201 of 20 front side of seat
Crossing will strut on front side of seat 20, and 20 front side bottom end of seat is supported by two the second connectors 17 from bottom；Back rest supports
Bar 13 in the connecting hole 201 on rear side of seat from passing through and strutting on rear side of seat 20, and bottom end passes through third connector 18 on rear side of seat
It is supported from bottom.The lower end of the chair back 31 is threadably attached to the rear side of seat 20, and seat 20 is strutted while strutting under the chair back 21
Portion is sewed with the chair back grafting set of upper end closed lower ending opening, the upper end insertion of backrest support rods 13 on rear side of 21 upper end of the chair back
21 top of the chair back is strutted in chair back grafting set.
The interconnecting piece between seat, the chair back and chair frame is torn in order to prevent, and the periphery of the connecting hole on seat is fixed with modeling
The reinforcement pad 202 of material or rubber material.
As shown in fig. 6, the bottom of 3 front end of handrail is equipped with handrail grafting set 301 closed at one end open at one end, front support rod
10 upper end insertion handrail grafting set 301 in, the rear portion of handrail is connected with elastic webbing 302, be fixed on elastic webbing 302 rubber or
The axle sleeve 303 of plastic material, the diameter matches of the axle sleeve upper shaft hole size and backrest support rods 13, the rear portion of handrail passes through axis
Set 302 is connected in backrest support rods 13.Wherein, the coefficient of elasticity of the elastic webbing of selection is larger, can play good support and make
With.Elastic webbing 302 is arranged on handrail to connect with chair frame, handrail 3 can be made more to be bonded the arm curve of human body, usage comfort
It is high.After chair frame expansion, being obliquely installed at an angle always of backrest support rods 13 after arm is shelved on handrail, is helped
There is the component in both direction forward and downward between hand 3 and the junction of backrest support rods 13, therefore used in chair
Cheng Zhong is not in the case where handrail slides downwards, and the connection between handrail and backrest support rods is reliable.Also, due to handrail
Direct axle sleeve is connect between backrest support rods, and the height adjustment of handrail is very convenient.
Chair frame front end is detachably equipped with thigh support frame, and thigh support frame includes the leg support bar of a pair of cross setting
41 and the seat extended seat 42 that is mounted in leg support bar 41, the lower end of leg support bar 41 is hinged with the 4th connector
43, leg support bar 41 is obliquely installed, and the lower end of leg support bar 41 is connected to the first connector 16 by the 4th supporting element 43
On.As shown in fig. 7, the 4th connector includes the first connector 431 and the second connector 432 being hinged, described first connects
Connector 431 is turned forward oblique by front end of the stud connection on 41 bottom of leg support bar, 431 rotation direction of the first connector
At chuck 4311, leg support bar 41 can be engaged by the chuck 4311.Second connector 432 is hinged on the first connector 431
Lower section, the rotation direction of the second connector 432 is vertical with the rotation direction of the first connector 431, and the second connector 432 passes through the
The table top of one connector, 431 bottom engages, and the lower end of the second connector 432 is set as connecting column 4321, the connecting column 4321
Size matched with the size of the connection shaft seat 162 in the first connector, pass through the grafting of connecting column 4321 and connection shaft seat 162
The connection of leg support bar 41 and chair frame is realized in cooperation.The bottom of 42 front end of seat extended seat is equipped with front end closed rear end opening
Extended seat grafting set, the front end of leg support bar 41 are inserted into extended seat grafting set and strut 42 front end of seat extended seat, and seat prolongs
The rear end of swinging seat 42 and the front end of seat 20 are connected by zipper and strut.Thigh support frame is set and extends seat, makes folding seat can
It is used as chaise longue, expands the function of chair.
In order to facilitate use, it is equipped with dismountable headrest 211 in the upper end of the chair back, the preferably described headrest 211 and the chair back
It is connected between 21 by button or velcro.And it is used on handrail 3 and is partially equipped with barrel-shaped cup holder 31 made of cloth,
The sack 203 for placing papers and magazines and other sundries is equipped in the side of seat 20.
Between chair back grafting set and backrest support rods, between handrail grafting set and front support rod and extended seat and leg branch
It is fixed respectively by screw between strut, makes chair when folding, chair frame will not take off from chair back grafting set or handrail grafting set
Out.
Claims (5)
1. a kind of chair frame of folding seat characterized by comprising
A pair of of front support rod (10), arranged in a crossed manner between two front support rods and hinged by pin shaft, the bottom of two front support rods
Portion is respectively hinged on the first connector (16), and two sides bending to the left and right is installed in handrail respectively on the top of two front support rods
Portion, the top of front support rod are hinged on the second connector (17)；
Two side support rods of two pairs of symmetrically arranged side support rods (11), every centering distinguish arranged in a crossed manner, two sides
The lower end of strut is respectively hinged on the first connector (16), and the upper end of one of side support rod is hinged to forward the second company
On fitting (17), the upper end of another side support rod is hingedly connected to backward on third connector (18)；
A pair of of back support rod (12), it is arranged in a crossed manner between two back support rods and hinged by pin shaft, under two back support rods
End is respectively hinged on the first connector (16), and the upper end of two back support rods is respectively hinged on third connector (18)；
Wherein, the adjacent front support rod in lower end (10) and side connecting rod (11) are connected on same first connector (16), under
Adjacent side support rod (11) and back support rod (12) is held to be connected on same first connector (16), before upper end is adjacent
Support rod (10) and side support rod (11) are connected on same second connector (17), the adjacent side support rod in upper end
(11) it is connected on the same third connector (18) with back support rod (12)；
A pair of symmetrically arranged backrest support rods (13), backrest support rods are socketed on third connector (18), third connector
(18) limitation backrest support rods (13) can be mobile toward front-rear direction in a certain range, and cannot move in the lateral direction, leans on
The lower end of back support bar is hinged on sliding sleeve A (131), and sliding sleeve A is slidably connected at the lower end side support adjacent with back support rod
On bar (11), the hinge joint (111) that the sliding scale of sliding sleeve A is limited in a pair of of side support rod is propped up to side support rod and afterwards
Between the first connector (16) of strut connection,
A pair of symmetrically arranged side connecting rod (14), the upper end of side connecting rod is hinged on the top side branch adjacent with front support rod
On strut (11), the lower end of side connecting rod is hinged on sliding sleeve B (141), and it is adjacent with front support rod that sliding sleeve B is slidably connected at lower end
Side support rod (11) on, the sliding scale of sliding sleeve B is limited in the hinge joint of a pair of of side support rod to side support rod
Between the first connector (16) being connect with front support rod.
2. a kind of chair frame of folding seat according to claim 1, which is characterized in that the second connector has one end to open on (17)
The arc gap groove (171) of mouth, under chair frame unfolded state, front support rod is located in arc gap groove, and front support rod is resisted against
The end of arc gap groove.
3. a kind of chair frame of folding seat according to claim 1, which is characterized in that the bottom surface of the first connector (16) is equipped with
For increasing the anti-skid chequer of friction.
4. a kind of chair frame of folding seat according to claim 1, which is characterized in that constitute all support rods of chair frame as sky
Heart steel pipe.
5. a kind of chair frame of folding seat according to claim 1, which is characterized in that in the connection of two front support rods (10)
Place is equipped with for limit the locating part (15) that amplitude is unfolded between two front support rods, set on locating part there are two be staggered front to back setting
Circle rectangular through-hole (151), two front support rods are inserted in one of respectively in round rectangular through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720779751.7U CN208388224U (en) | 2017-06-30 | 2017-06-30 | A kind of chair frame of folding seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720779751.7U CN208388224U (en) | 2017-06-30 | 2017-06-30 | A kind of chair frame of folding seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208388224U true CN208388224U (en) | 2019-01-18 |
Family
ID=65065272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720779751.7U Expired - Fee Related CN208388224U (en) | 2017-06-30 | 2017-06-30 | A kind of chair frame of folding seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208388224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107183980A (en) * | 2017-06-30 | 2017-09-22 | 德清星辰户外用品有限公司 | A kind of chair frame of folding seat |
-
2017
- 2017-06-30 CN CN201720779751.7U patent/CN208388224U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107183980A (en) * | 2017-06-30 | 2017-09-22 | 德清星辰户外用品有限公司 | A kind of chair frame of folding seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190118 Termination date: 20190630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |